Faucet cartridge



FIG. 1 is a perspective view of a faucet cartridge of the design;

FIG. 2 is a front elevational view, the rear being a mirror image thereof;

FIG. 3 is a left side elevational view, the right side being a mirror image thereof; and,

FIG. 4 is a top plan view thereof.

The portions of the Figures shown in broken lines are not part of the claimed design and are for illustration only. 

CLAIM The ornamental design for a faucet cartridge, as shown and described. 